http://www.minecraftforum.net/topic/385523-slime-spawning/page__st__40
Knowledge is power!!
I'm getting right on this when I get off work! Feel free to beat me to it! Keep in mind we need chunks (preferably a close cluster) far enough away from our current mob farms/spawners!!
Course prob leet is the only one that could beat me to it because you need to be able to find out the world seed...